Global Patent Index - EP 0128415 A3

EP 0128415 A3 19851218 - BETA-CARBOLIN-3-CARBOXYLIC ACID DERIVATIVES AND METHODS OF PREPARING THEM

Title (en)

BETA-CARBOLIN-3-CARBOXYLIC ACID DERIVATIVES AND METHODS OF PREPARING THEM

Publication

EP 0128415 A3 19851218 (EN)

Application

EP 84105849 A 19840522

Priority

DK 240283 A 19830527

Abstract (en)

[origin: EP0128415A2] beta -carbolin-3-carboxylic acid derivatives of the general formula <CHEM> wherein R<1> is methyl, ethyl, n-propyl or iso-propyl, and wherein R<2> is hydrogen, methyl, ethyl, n-propyl or iso-propyl, provided that R<1> is not methyl, when R<2> is hydrogen, are produced by different methods. The compounds are useful in psychopharmaceutical preparations being antagonists of benzodiazepines.

IPC 1-7

C07D 471/04

IPC 8 full level

A61K 31/435 (2006.01); A61P 25/00 (2006.01); A61P 25/20 (2006.01); C07D 471/04 (2006.01)

CPC (source: EP US)

A61P 25/00 (2017.12 - EP); A61P 25/20 (2017.12 - EP); C07D 471/04 (2013.01 - EP US)

Citation (search report)

  • [XD] EP 0030254 A1 19810617 - SCHERING AG [DE], et al
  • [A] EP 0054507 A2 19820623 - SCHERING AG [DE]
  • [XP] JOURNAL OF NEURAL TRANSMISSION, vol. 58, 23 December 1983, pages 183-191, New York, US; L.H. JENSEN: Bidirectional effects of benzodiazepine receptor ligands against picrotoxin- and pentylenetetrazol- induced seizures"

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI LU NL SE

DOCDB simple family (publication)

EP 0128415 A2 19841219; EP 0128415 A3 19851218; EP 0128415 B1 19880831; AT E36853 T1 19880915; AU 2847084 A 19841129; AU 567163 B2 19871112; CA 1256877 A 19890704; DE 3473759 D1 19881006; DK 149270 B 19860414; DK 149270 C 19860825; DK 240283 A 19841128; DK 240283 D0 19830527; ES 532836 A0 19850616; ES 8505682 A1 19850616; FI 79108 B 19890731; FI 79108 C 19891110; FI 842112 A0 19840525; FI 842112 A 19841128; GR 81580 B 19841211; HU 189904 B 19860828; HU T34483 A 19850328; IL 71887 A0 19840930; IL 71887 A 19871030; JP H089614 B2 19960131; JP S6041676 A 19850305; NO 159854 B 19881107; NO 159854 C 19890215; NO 842014 L 19841128; US 4748179 A 19880531; ZA 844003 B 19850130

DOCDB simple family (application)

EP 84105849 A 19840522; AT 84105849 T 19840522; AU 2847084 A 19840522; CA 455218 A 19840525; DE 3473759 T 19840522; DK 240283 A 19830527; ES 532836 A 19840525; FI 842112 A 19840525; GR 840174830 A 19840525; HU 203784 A 19840525; IL 7188784 A 19840522; JP 10670784 A 19840528; NO 842014 A 19840521; US 74681185 A 19850620; ZA 844003 A 19840525